Home / 165,325.40-228,154.96-101,650.90

Finding the Fourth Proportional to 165,325.40, 228,154.96 and 101,650.90

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Solution

The fourth proportional to 165,325.40, 228,154.96 and 101,650.90 is: 140,281.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,325.40 : 228,154.96 = 101,650.90 : x
  2. Step 2: Convert to fraction form
    165,325.40/228,154.96 = 101,650.90/x
  3. Step 3: Cross multiply
    165,325.40x = 228,154.96 × 101,650.90
  4. Step 4: Simplify right side
    165,325.40x = 23,192,157,023.46
  5. Step 5: Solve for x
    x = 23,192,157,023.46/165,325.40
  6. Step 6: Final answer
    x = 140,281.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.